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Table 3 Effects of Korean canola cultivars as biofumigant on soil chemical properties

From: An optimized biofumigant improves pepper yield without exerting detrimental effects on soil microbial diversity

Soil chemical properties

Treatments

Control

HanRa canola

YongSan canola

pH

6.17 ± 0.03b

6.47 ± 0.03a

6.23 ± 0.03b

EC (dS m− 1)

1.02 ± 0.00b

0.48 ± 0.00c

2.52 ± 0.01a

CEC (cmolc kg− 1)

17.50 ± 0.10a

17.44 ± 0.40a

16.88 ± 0.21a

SOM (g kg− 1)

26.23 ± 0.24a

26.43 ± 0.40a

26.26 ± 0.37a

Total N (g kg− 1)

1.6 ± 0.01a

1.6 ± 0.00a

1.7 ± 0.00a

NO3− (mg kg− 1)

6.40 ± 1.95c

12.13 ± 0.55b

18.30 ± 0.55a

NH4+ (mg kg− 1)

7.43 ± 0.23b

9.37 ± 0.09a

8.37 ± 0.20ab

AP (mg kg− 1)

687.30 ± 2.91a

521.20 ± 1.91b

534.95 ± 2.80b

K (cmolc kg− 1)

0.51 ± 0.01c

1.00 ± 0.01b

1.18 ± 0.01a

  1. Control: without biofumigant amendment. Mean values (n = 3) followed by different letter(s) in a row represent significant differences at P ≤ 0.05, LSD test. Electrical conductivity (EC), cation exchange capacity (CEC), soil organic matter (SOM), total nitrogen (TN), nitrate nitrogen (NO3−), ammonium nitrogen (NH4+), available P2O5 (AP), exchangeable potassium (K)